In professional sports, injuries in and around the eye are perhaps the most career-threatening. These examples serve as testaments to the need for protective eyewear, and also force us ask: Are we doing the best that we can to protect our athletes?

The idea to use lasers to turn brown eyes blue was born in an unlikely place: a dermatologist's office. While the color change isn't immediate, neither are the safety and potential long-term problems. Discovery, March 12, 2015